25b92edd9f
apps/builtin/exec_builtin.c: Try posix_spawn if builtin apps do not have have an entry point.
apps/Application.mk: introduce MODULE config to simplify tristate(m)
apps/nsh: Change the nuttx shell module type to tristate
apps: Add loadable application support
script/mksymtab: Generate symbol table name by default
apps/builtin: Allow loadable applications can register with apps/builtin.
158 lines
4.8 KiB
C
158 lines
4.8 KiB
C
/****************************************************************************
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* examples/relays/relays_main.c
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Author: Darcy Gong
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/arch.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <debug.h>
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#include <nuttx/arch.h>
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#ifdef CONFIG_ARCH_RELAYS
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#ifndef CONFIG_EXAMPLES_RELAYS_NRELAYS
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# define CONFIG_EXAMPLES_RELAYS_NRELAYS 2
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#endif
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: relays_main
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****************************************************************************/
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#ifdef CONFIG_BUILD_LOADABLE
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int main(int argc, FAR char *argv[])
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#else
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int relays_main(int argc, char *argv[])
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#endif
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{
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char *stat = NULL;
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char *no = NULL;
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bool badarg = false;
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bool set_stat = false;
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uint32_t r_stat;
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int option;
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int n = -1;
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int i;
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while ((option = getopt(argc, argv, ":n:")) != ERROR)
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{
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switch (option)
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{
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case 'n':
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no = optarg;
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n = atoi(no);
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break;
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case ':':
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badarg = true;
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break;
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case '?':
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default:
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badarg = true;
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break;
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}
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}
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if (badarg)
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{
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printf("usage: relays [ -n <relay id> ] <switch-status>\n");
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return -1;
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}
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if (optind == argc - 1)
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{
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stat = argv[optind];
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set_stat = (!strcmp(stat,"on") || !strcmp(stat,"ON")) ? true : false ;
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}
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up_relaysinit();
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if (n >= 0)
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{
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printf("set RELAY ID %d to %s\n", n , set_stat ? "ON" : "OFF");
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relays_setstat(n,set_stat);
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}
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else
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{
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r_stat = 0;
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for (i = 0; i < CONFIG_EXAMPLES_RELAYS_NRELAYS; i++)
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{
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printf("set RELAY ID %d to %s\n", i , set_stat ? "ON" : "OFF");
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r_stat |= (set_stat ? 1 : 0) << i;
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}
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relays_setstats(r_stat);
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}
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return 0;
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}
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#endif /* CONFIG_ARCH_RELAYS */
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